Base | Representation |
---|---|
bin | 11011010010101… |
… | …10111111010110 |
3 | 120221210122200222 |
4 | 31221112333112 |
5 | 432102232003 |
6 | 34415034342 |
7 | 5450002460 |
oct | 1551267726 |
9 | 527718628 |
10 | 228945878 |
11 | 108263477 |
12 | 6480b9b2 |
13 | 38580545 |
14 | 22599130 |
15 | 15175c38 |
hex | da56fd6 |
228945878 has 16 divisors (see below), whose sum is σ = 394982304. Its totient is φ = 97493760.
The previous prime is 228945869. The next prime is 228945917. The reversal of 228945878 is 878549822.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49883 + ... + 54278.
It is an arithmetic number, because the mean of its divisors is an integer number (24686394).
Almost surely, 2228945878 is an apocalyptic number.
228945878 is a deficient number, since it is larger than the sum of its proper divisors (166036426).
228945878 is a wasteful number, since it uses less digits than its factorization.
228945878 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104327.
The product of its digits is 2580480, while the sum is 53.
The square root of 228945878 is about 15130.9576035359. The cubic root of 228945878 is about 611.7551154761.
The spelling of 228945878 in words is "two hundred twenty-eight million, nine hundred forty-five thousand, eight hundred seventy-eight".
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